Shiva Purana
शिवस्य भक्त्या पूजा हि जन्ममुक्तिकरी नृणाम् । रुद्रा क्षधारणात्पादमर्धं वैभूतिधारणात् ११५ ।
A devout worship of Śiva liberates man from the bondage of births. A fourth benefit is achieved by wearing Rudrākṣa beads sacred to Śiva and a moiety is achieved by smearing the holy ashes over the forehead.
english translation
zivasya bhaktyA pUjA hi janmamuktikarI nRNAm । rudrA kSadhAraNAtpAdamardhaM vaibhUtidhAraNAt 115 ।
hk transliteration by Sanscript